Taxon Details
Neviusia cliftonii
Shasta snow-wreath
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©2008 Steve Matson |
©2008 Steve Matson |
©2008 Amanda Shufelberger |
Taxon Summary:
Neviusia cliftonii, commonly known as Shasta snow-wreath, is a perennial deciduous shrub in the Rosaceae that is found only in California. It occurs within Cismontane woodland, Lower montane coniferous forest, and Riparian woodland, growing at elevations from 300 to 590 meters. Neviusia cliftonii is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Neviusia cliftonii Shevock, B. Ertter & D.W. Taylor |
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Common Name: Shasta snow-wreath |
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| Family: | Rosaceae | |
| Element Code: | PDROS14020 | |
| USDA Plants Symbol: | NECL | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | CT (2023-04-04) |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_CalBG/RSABG; USFS_S |
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CRPR Changes: |
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| Add Date: | 1994-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: perennial deciduous shrub | ||||||||||||||
Blooming Period: Apr-Jun
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Elevation:
300 - 590 meters 985 - 1935 feet |
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General Habitats:
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| Microhabitat Details: metavolcanic | ||||||||||||||
Microhabitat:
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Notes: Known only from near Lake Shasta. Potentially threatened by logging, mining, and proposed dam raise project. Possibly threatened by road maintenance and non-native plants. See Novon 2(4):285-289 (1992) for original description, Fremontia 22(3):3-13 (1993) for species account and information about discovery, and Fremontia 33(2):24-26 (2005) for information on habitat and geology. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 7 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 10 | 38 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 8 | 30% |
| Logging | 4 | 15% |
| Road/trail construction/maint. | 3 | 11% |
| ORV activity | 1 | 3% |
| Mining | 1 | 3% |
| Altered flood/tidal/hydrologic regime | 1 | 3% |
| Improper burning regime | 1 | 3% |
| Total Occurrences: | 26 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 3 | 20 | 0 | 0 | 0 | 3 |
| Occurrence Status: | |||||
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| Historical >20 Years | 3 | ||||
| Recent <=20 Years | 23 | ||||
| Presence: | |||||
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| Presumed Extant | 26 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Shasta (SHA) |
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Quads: Name (Quad Code) Bella Vista (4012262), Bollibokka Mtn. (4012282), Devils Rock (4012271), Goose Gap (4012281), Hanland Peak (4012283), Minnesota Mtn. (4012272), Montgomery Creek (4012178), O'Brien (4012273), Project City (4012263) |
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Notes:
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Presumed Extant
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